
<html>
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>客户端</title>
</head>
<body>
    <form action="http://localhost:9090/req" method="post">
        msg:<input type="text" name="message"> 
        <input type="submit" value="commit">
    </form>
</body>
</html>